Home › Blog › Buying Guide › Industrial Insights: How to Spot Quality in Pre-Owned, Used, Secondhand, Surplus CNC Equipment Before Purchase Fanuc Robodrill D21MiB5 CNC Tapping Center made in Japan Below is an industrial-grade checklist + insight guide for assessing a pre-owned / surplus FANUC Robodrill D21MiB5 (vertical machining center / drill-tap machine) to help you decide whether it’s a solid buy....